<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>400 - 访问请求错误</title>
    <style>
        body {
            font-family: 'Arial', sans-serif;
            background-color: #f3f4f6;
            margin: 0;
            padding: 0;
            display: flex;
            justify-content: center;
            align-items: center;
            height: 100vh;
        }

        .container {
            text-align: center;
            background-color: #fff;
            border-radius: 10px;
            box-shadow: 0 0 15px rgba(0, 0, 0, 0.1);
            padding: 50px 30px;
            width: 80%;
            max-width: 500px;
        }

        h1 {
            font-size: 120px;
            color: #ff6b6b;
            margin: 0;
        }

        p {
            font-size: 18px;
            color: #555;
        }

        a {
            font-size: 16px;
            color: #007bff;
            text-decoration: none;
            margin-top: 20px;
            display: inline-block;
        }

        a:hover {
            text-decoration: underline;
        }

        .back-home {
            display: inline-block;
            margin-top: 20px;
            padding: 10px 20px;
            background-color: #007bff;
            color: #fff;
            border-radius: 5px;
            text-decoration: none;
        }

        .back-home:hover {
            background-color: #0056b3;
        }
    </style>
</head>
<body>
    <div class="container">
        <h1>400</h1>
        <p>您的请求有误，请重新请求。</p>
        <a href="javascript:history.back();">返回上一页</a>
        <br>
        <a href="/" class="back-home">返回首页</a>
    </div>
</body>
</html>